<div class="sidebar">
    <div class="sidebar-header">
        <h5>全部(30)</h5>
        <a href=""><i class="icon-gr-jiahao"></i></a>
    </div>
    <div class="sidebar-list">
        <div class="sidebar-tree">
            <ul id="example-tree1" class="ztree-sidebar"></ul>
        </div>
    </div>
</div>



   